<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			.wraper {
				width: 500px;
				background-color: pink;
				overflow: hidden;
			}
			.wraper .cont {
				float: left;
			}
			.wraper .cont2 {
				float: right;
			}
		</style>
	</head>
	<body>
		<div class="wraper">
			<div class="cont">内容1</div>
			<div class="cont cont2">内容2</div>
		</div>
	</body>
</html>
